package thread;


class Test{
    public int count=0;

    public void add(){
        synchronized(this){
            count++;
        }
    }
}


public class TestDemo11 {
    public static void main(String[] args) throws InterruptedException {
        Test t=new Test();
        Thread t1=new Thread(()->{
           for (int i=0;i<50000;i++){
              t.add();
           }
        });
        Thread t2=new Thread(()->{
            for (int i=0;i<50000;i++){
                t.add();
            }
        });


        t1.start();
        t2.start();

        t1.join();
        t2.join();

        System.out.println(t.count);
    }
}
